Task: Answer the MCQ question.
Query: Which drug exhibits a 21.086\% 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. COCCOC(=O)c1c(C)oc2ccc(OC(=O)c3ccc4c(c3)OCO4)cc12
b. Cc1c2n(c3ccccc13)CCC2=O
c. CN(C)c1ccc(-c2nnn(CC(=O)Nc3ccccc3N3CCOCC3)n2)cc1
d. COc1ccc(C(=O)C2CCCN(C(=O)C3=CCCC3)C2)cc1OC
Answer: a. COCCOC(=O)c1c(C)oc2ccc(OC(=O)c3ccc4c(c3)OCO4)cc12
{#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#}
COCCOC(=O)c1c(C)oc2ccc(OC(=O)c3ccc4c(c3)OCO4)cc12
COCCOC(=O)c1c(C)oc2ccc(OC(=O)c3ccc4c(c3)OCO4)cc12
[C][O][C][C][O][C][=Branch1][C][=O][C][=C][Branch1][C][C][O][C][=C][C][=C][Branch2][Ring1][Branch1][O][C][=Branch1][C][=O][C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C][O][Ring1][=Branch1][C][=C][Ring2][Ring1][=Branch1][Ring2][Ring1][C]
[3-(2-methoxyethoxycarbonyl)-2-methyl-1-benzofuran-5-yl] 1,3-benzodioxole-5-carboxylate