You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3S,6S,9S,12R,15S,18S,21S,24S,30S,33S)-30-ethyl-24-(2-methoxy-2-methylpropyl)-1,4,7,10,12,15,19,25,28-nonamethyl-33-[(2R)-2-methylhexanoyl]-6,9,18-tris(2-methylpropyl)-3,21-di(propan-2-yl)-1,4,7,10,13,16,19,22,25,28,31-undecazacyclotritriacontane-2,5,8,11,14,17,20,23,26,29,32-undecone is the IUPAC name of a molecule. Please give its molecular formula.
user
C63H113N11O13
assistant