You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[(4aS,6aR,6aR,6bR,8aR,12aR,14aR,14bS)-10-hydroxy-11-isocyano-2,2,6a,6b,9,9,12a-heptamethyl-14-oxo-3,4,5,6,6a,7,8,8a,12,13,14a,14b-dodecahydro-1H-picen-4a-yl]-3-hydroxypropanenitrile;3-[(4aS,6aR,6aR,6bR,8aR,12aR,14aR,14bS)-11-isocyano-2,2,6a,6b,9,9,12a-heptamethyl-10,14-dioxo-1,3,4,5,6,6a,7,8,8a,13,14a,14b-dodecahydropicen-4a-yl]-3-hydroxypropanenitrile;(1R,2R,5S,10S,11R,14R,15R,23R)-1,2,8,8,15,22,22-heptamethyl-5-(oxiran-2-yl)-20-oxa-19-azahexacyclo[12.11.0.02,11.05,10.015,23.017,21]pentacosa-17(21),18-dien-12-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C98H141N5O9
assistant