You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
12-N,18-N-bis(4-tert-butylphenyl)-12-N,18-N-bis[4-(3,5-dimethylphenyl)phenyl]-3'-fluorospiro[4,26-dithiaheptacyclo[14.11.0.02,14.03,11.05,10.019,27.020,25]heptacosa-1(27),2,5,7,9,11,13,16,18,20,22,24-dodecaene-15,9'-fluorene]-12,18-diamine;12-N,18-N-bis(4-tert-butylphenyl)-12-N,18-N-bis(4-phenylphenyl)spiro[4-oxa-26-thiaheptacyclo[14.11.0.02,14.03,11.05,10.019,27.020,25]heptacosa-1(27),2,5,7,9,11,13,16,18,20,22,24-dodecaene-15,9'-fluorene]-12,18-diamine;11-N,17-N-bis(4-tert-butylphenyl)-9-methyl-11-N,17-N-bis(4-phenylphenyl)spiro[9-azapentacyclo[11.7.0.02,10.03,8.015,20]icosa-1,3,5,7,10,12,15(20),16,18-nonaene-14,9'-fluorene]-11,17-diamine;5-N',5-N',9-N',9-N'-tetrakis(4-tert-butylphenyl)-12',12'-dimethylspiro[fluorene-9,7'-indeno[1,2-a]fluorene]-5',9'-diamine;12-N,12-N,18-N,18-N-tetrakis(4-tert-butylphenyl)-10,10-dimethylspiro[26-oxaheptacyclo[14.11.0.02,14.03,11.04,9.019,27.020,25]heptacosa-1(27),2,4,6,8,11,13,16,18,20,22,24-dodecaene-15,9'-fluorene]-12,18-diamine;12-N,12-N,18-N,18-N-tetrakis(4-tert-butylphenyl)spiro[10,26-dithiaheptacyclo[14.11.0.02,14.03,11.04,9.019,27.020,25]heptacosa-1(27),2,4,6,8,11,13,16,18,20,22,24-dodecaene-15,9'-fluorene]-12,18-diamine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C473H414FN13O2S5
assistant