Model is underconstrained.
The following variables couldn't be defined:
 * MP in component MP
 * d/dt MP in component MP
 * d/dt MC in component MC
 * d/dt MB in component MB
 * d/dt MR in component MR
 * d/dt PC in component PC
 * d/dt CC in component CC
 * d/dt RC in component RC
 * d/dt PCP in component PCP
 * d/dt CCP in component CCP
 * d/dt PCC in component PCC
 * d/dt PCN in component PCN
 * d/dt RN in component RN
 * d/dt PCCP in component PCCP
 * d/dt PCNP in component PCNP
 * d/dt BC in component BC
 * d/dt BCP in component BCP
 * d/dt BN in component BN
 * d/dt BNP in component BNP
 * d/dt IN in component IN