Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 34.268\% 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 additional words.
Options:
a: CC(C)c1ccc(N2C(=O)CC(Sc3nc4ccccc4o3)C2=O)cc1
b: Cc1cccc(N2CCN(S(=O)(=O)c3ccc4c(c3)CCN4C(=O)CCC(=O)O)CC2)c1C
c: CCOc1ccc(S(=O)(=O)n2nnc3ccccc32)cc1C
d: O=C(CCC(=O)N1CCCC1)N1CCCC1
Answer: d. O=C(CCC(=O)N1CCCC1)N1CCCC1
{#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#}
O=C(CCC(=O)N1CCCC1)N1CCCC1
O=C(CCC(=O)N1CCCC1)N1CCCC1
[O][=C][Branch1][=C][C][C][C][=Branch1][C][=O][N][C][C][C][C][Ring1][Branch1][N][C][C][C][C][Ring1][Branch1]
1,4-dipyrrolidin-1-ylbutane-1,4-dione