You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (4R,6S)-10-[5-[(3S,4S)-4-amino-3-methyl-2-oxa-8-azaspiro[4.5]decan-8-yl]-6-(hydroxymethyl)pyrazin-2-yl]sulfanyl-4-methyl-8-oxa-2,13-diazatricyclo[7.4.0.02,6]trideca-1(13),9,11-trien-4-ol into molecular formula.
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C25H34N6O4S
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