Task: Answer the multiple choice question.
Query: Which compound exhibits a 1.946\% 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) COc1ccc(N2CCN(S(=O)(=O)c3ccc(Cl)c(C(F)(F)F)c3)CC2)cc1
b) COC(=O)Nc1ccc(S(=O)(=O)N2CCCc3ccccc32)cc1
c) CCC(C)NC(=O)C1c2cc(OC)c(OC)cc2C(=O)N(C)C1c1ccc(OC)cc1
d) COc1cc(OC)c(C2CC(=O)N3CN(c4ccccc4)CSC3=C2C#N)cc1OC
Answer: c. CCC(C)NC(=O)C1c2cc(OC)c(OC)cc2C(=O)N(C)C1c1ccc(OC)cc1
{#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#}
CCC(C)NC(=O)C1c2cc(OC)c(OC)cc2C(=O)N(C)C1c1ccc(OC)cc1
CCC(C)NC(=O)C1c2cc(OC)c(OC)cc2C(=O)N(C)C1c1ccc(OC)cc1
[C][C][C][Branch1][C][C][N][C][=Branch1][C][=O][C][C][=C][C][Branch1][Ring1][O][C][=C][Branch1][Ring1][O][C][C][=C][Ring1][#Branch2][C][=Branch1][C][=O][N][Branch1][C][C][C][Ring1][S][C][=C][C][=C][Branch1][Ring1][O][C][C][=C][Ring1][Branch2]
N-butan-2-yl-6,7-dimethoxy-3-(4-methoxyphenyl)-2-methyl-1-oxo-3,4-dihydroisoquinoline-4-carboxamide