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) COc1cc(Nc2nc3ccccc3nc2NS(=O)(=O)c2ccc(NC(=O)c3ccc(C)c(OC)c3)cc2)cc(OC)c1
(b) COC(=O)c1ccc(Oc2ccc(NC(=O)c3ccc(C(=N)N(C)C)cc3)c(C(=O)Nc3ccc(Cl)cn3)c2)cc1
(c) COC[C@H](C)Oc1cc(Oc2ncc(C(=O)N3CCC3)cc2Cl)cc(C(=O)Nc2cnc(C)cn2)c1
(d) COc1cc(C(O)CN2CCN(C[C@H](O)c3ccc4c(c3C)COC4=O)CC2)ccc1C#N
Answer: b, 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}
4-[1-hydroxy-2-[4-[(2R)-2-hydroxy-2-(4-methyl-1-oxo-3H-2-benzofuran-5-yl)ethyl]piperazin-1-yl]ethyl]-2-methoxybenzonitrile