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, d, or e without using any additional words.
Options:
(a) Cc1c(C(O)CN2CCN(C(=O)Cc3ccc(-n4cnnn4)nc3)CC2)ccc2c1COC2=O
(b) C[C@@H]1CN(c2nc(C(F)(F)F)no2)CCN1c1ncc(OCc2ccncc2C#N)cn1
(c) O=C(Cc1ccc(-n2cnnn2)cc1)N1CCN(CCc2ccc([N+](=O)[O-])cc2)CC1
(d) CN1C(=O)NC(=O)[C@@]12Cc1ccc(NC(=O)CN3C(=O)C(C)(C)OC3c3ccccc3)cc1C2
(e) O=C(NCc1ccc(OCC(F)(F)F)nc1)C1c2ccccc2C(=O)N1CCc1ccccn1
Answer: b, c
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}
1-[4-[2-(4-nitrophenyl)ethyl]piperazin-1-yl]-2-[4-(tetrazol-1-yl)phenyl]ethanone