Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a c1ccc(-c2c[nH]c([C@H]3Cc4c([nH]c5ccccc45)C(C4CCSCC4)N3)n2)cc1
b CC(C)NC[C@@H](C(=O)N1CCN(c2ncnc3c2[C@H](C)C[C@H]3O)CC1)c1ccc(Cl)cc1
c O=C(O)C1CCN(C2CC[C@]3(Cc4ccccc4Cc4ccccc43)C2)CC1
Answer: a
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}
(3R)-3-(4-phenyl-1H-imidazol-2-yl)-1-(thian-4-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole