You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 1-[(1S,2S,6R,14R,15R)-5-(cyclopropylmethyl)-11-hydroxy-13-oxa-5,16-diazahexacyclo[13.3.2.12,8.01,6.02,14.012,21]henicosa-8(21),9,11-trien-16-yl]-2-(1,3-thiazol-4-yl)ethanone into molecular formula.
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C27H31N3O3S
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