You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named ethane;3-ethyl-3-azaheptacyclo[15.11.0.02,10.04,9.011,16.018,27.021,26]octacosa-1(17),2(10),4,6,8,11,13,15,18(27),19,21,23,25-tridecaene;3-ethyl-3-azaheptacyclo[15.11.0.02,14.04,13.05,10.018,27.020,25]octacosa-1(17),2(14),4(13),5,7,9,11,15,18,20,22,24,26-tridecaene;28-ethyl-28-azaheptacyclo[15.11.0.02,10.04,9.011,16.018,27.019,24]octacosa-1(17),2(10),4,6,8,11,13,15,18(27),19,21,23,25-tridecaene;3-ethyl-3-azahexacyclo[11.11.0.02,10.04,9.014,23.017,22]tetracosa-1(13),2(10),4,6,8,11,14(23),15,17,19,21-undecaene;24-ethyl-24-azahexacyclo[11.11.0.02,10.03,8.014,23.016,21]tetracosa-1(13),2(10),3,5,7,11,14,16,18,20,22-undecaene;24-ethyl-24-azahexacyclo[11.11.0.02,10.03,8.014,23.017,22]tetracosa-1(13),2(10),3,5,7,11,14(23),15,17,19,21-undecaene is given. What is its corresponding molecular formula?
user
C198H228N6
assistant