This is the only top element of a CopasiML file. It contains the models as well as the task information. We explicitedly allow the addition of attributes which are not in the CopasiML name space so that this may be expandend by other user to suit their needs. [_a-zA-Z]+_\d+ [_a-zA-Z][_a-zA-Z0-9]* We explicitedly allow the addition of elements which are not in the CopasiML name space so that this may be expandend by other user to suit their needs. Metabolite_\d+ float unsignedFloat integer unsignedInteger bool string cn key file expression [\S ]+ Report_\d+ Unit_\d+ Function_\d+ MassAction PreDefined UserDefined Function Expression unspecified true false FunctionParameter_\d+ product volume time modifier variable substrate constant Model_\d+ time stochastic deterministic (Model|Metabolite|Compartment|ModelValue)_\d+ Compartment_\d+ ode assignment fixed 0 3 Metabolite_\d+ Compartment_\d+ ode assignment reactions fixed ModelValue_\d+ ode assignment fixed ModelParameterSet_\d+ ModelParameterSet_\d+ Reaction Group Model Compartment Species ModelValue ReactionParameter time ode assignment reactions fixed Reaction_\d+ Parameter_\d+ Default AmountPerTime ConcentrationPerTime CN=Root,Model=([^\\\[\]=,>]|\\.)*,Vector=Compartments\[([^\\\[\]=,>]|\\.)*\] Function_\d+ FunctionParameter_\d+ [_a-zA-Z]+_\d+ Event_\d+ (Metabolite|Compartment|ModelValue)_\d+ Task_\d+ Report_\d+ lyapunovExponents parameterFitting timeCourse moieties sensitivities optimization metabolicControlAnalysis timeScaleSeparationAnalysis scan steadyState fluxMode timeScaleSeparation crosssection linearNoiseApproximation unset Report_\d+ Plot2D SimWiz Unset Histogram1DItem Curve2D Slider_\d+ [_a-zA-Z]+_\d+ unsignedInteger unsignedFloat integer float logarithmic linear [_a-zA-Z][_a-zA-Z0-9]* [_a-zA-Z][_a-zA-Z0-9]* LineSegment CubicBezier ((\s*[+\-]?[0-9]*(\.[0-9]*)?([eE][+\-]?[0-9]+)?\s*,){5}|(\s*[+\-]?[0-9]*(\.[0-9]*)?([eE][+\-]?[0-9]+)?\s*,){11})(\s*[+\-]?[0-9]*(\.[0-9]*)?([eE][+\-]?[0-9]+)?\s*) ^(\s*\S+\s+)*(\s*\S+\s*)?$ ^(\s*\S+\s*,)*(\s*\S+\s*)?$ nonzero evenodd \s*((([+\-]?[0-9]*(\.[0-9]*)?([eE][+\-]?[0-9]+)?)([+\-][0-9]*(\.[0-9]*)?([eE][+\-]?[0-9]+)?%))|([+\-]?[0-9]*(\.[0-9]*)?([eE][+\-]?[0-9]+)?%?))\s* normal italic normal bold start middle end top middle bottom #([0-9a-f]|[0-9A-F]){8}|#([0-9a-f]|[0-9A-F]){6} [_a-zA-Z]+_\d+ GlobalStyle_\d+ LocalStyle_\d+ LocalRenderInformation_\d+ GlobalRenderInformation_\d+ Layout_\d+ Compartment_\d+ Metabolite_\d+ Layout_\d+ Layout_\d+ Layout_\d+ Reaction_\d+ [_a-zA-Z]+_\d+ [_a-zA-Z]+_\d+ Layout_\d+