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, c, or d without using any additional words.
Options:
(a) Fc1ccc(-c2[nH]c3cc(F)ccc3c2C2CCCNC2)cc1
(b) NC1C(=O)NC1COc1ccc2ncc(F)c(CCC34CCC(NCc5ccc6c(n5)NC(=O)CO6)(CC3)CO4)c2n1
(c) C[C@@H]1CN(CC2(C(N)=O)CCC2)CCN1S(=O)(=O)c1ccc(C(C)(O)C(F)(F)F)cc1
(d) O=[N+]([O-])c1cccc(CNc2cc(C(F)(F)F)cc3ncc(N4CCN(CCO)CC4)cc23)c1
Answer: a, d
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}
2-[4-[5-[(3-nitrophenyl)methylamino]-7-(trifluoromethyl)quinolin-3-yl]piperazin-1-yl]ethanol