Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) CCOc1ccc(C2(O)CCC(N3CCC(NC(=O)CNC(=O)c4cccc(C(F)(F)F)c4)C3)CC2)cn1
b) CN1CCN(c2ncnc3c2nc(-c2ccccc2Cl)n3-c2ccc(Cl)cc2)CC1
c) COc1ccc(N2C(=O)C(C)(C)C2c2ccccc2OC)cc1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
8-(2-chlorophenyl)-9-(4-chlorophenyl)-6-(4-methylpiperazin-1-yl)purine