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 other words.
Options:
(a) COc1ccc2ncc(F)c(CCC34CCC(NCc5nc6c(c(C)c5C)OCC(=O)N6)(CC3)CO4)c2n1
(b) COc1ccccc1[C@@H](C)N[C@@H]1CC[C@@H](C(=O)N2CCC(C(=O)N3CCCC3)(c3ccccc3)CC2)C(C)(C)C1
(c) NC(=O)C(c1ccccc1)(c1ccccc1)c1ccccc1
(d) O=C(N1CCCCC1)N1CC(OC(c2ccc(Cl)cc2)c2cccnc2Cl)C1
Answer: a, 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}
6-[[[1-[2-(3-fluoro-6-methoxy-1,5-naphthyridin-4-yl)ethyl]-2-oxabicyclo[2.2.2]octan-4-yl]amino]methyl]-7,8-dimethyl-4H-pyrido[3,2-b][1,4]oxazin-3-one