You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule ethane;11-ethyl-5-methoxy-8-methyl-8,16-diazapentacyclo[10.7.1.01,9.02,7.016,20]icosa-2(7),3,5,13-tetraen-10-ol;methanol .
user
C25H40N2O3
assistant