Problem statement: Answer the multiple-choice question.
Query: Which compound has a 13.107\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CSCCC(NS(=O)(=O)c1ccc(C)cc1)C(=O)N1CC=C(c2ccccc2)CC1
[b] C=CC[N@@+]12CC[C@]34c5ccccc5N5/C=C6\C7N(/C=C(\C53)[C@@H](C[C@@H]41)/C(=C/CO)C2)c1ccccc1[C@@]71CC[N@@+]2(CC=C)C/C(=C\CO)[C@@H]6C[C@@H]12.[Cl-]
[c] CCOC(=O)c1sc(=S)n(-c2ccc(C)cc2)c1SC
[d] NC(=O)CSc1nccn1Cc1ccc(Cl)cc1
Answer: c. CCOC(=O)c1sc(=S)n(-c2ccc(C)cc2)c1SC
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOC(=O)c1sc(=S)n(-c2ccc(C)cc2)c1SC
CCOC(=O)c1sc(=S)n(-c2ccc(C)cc2)c1SC
ethyl 3-(4-methylphenyl)-4-methylsulfanyl-2-sulfanylidene-1,3-thiazole-5-carboxylate