You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 7-phenyl-5-[15-(7-phenyl-2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-12-thiapentacyclo[11.8.0.02,11.03,8.016,21]henicosa-1(13),2(11),3,5,7,9,14,16,18,20-decaen-9-yl]-2,3-dihydrothieno[3,4-b][1,4]dioxine ?
user
C44H28O4S3
assistant