Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 18.352\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] COc1c(C)cc(C(=O)C2CCCN(C(=O)c3cccc(-n4cccn4)c3)C2)cc1C
[b] C=C1c2cc(CC)ccc2NC(=O)N1c1ccc(C)cc1
[c] COC(=O)c1ccc(N2CCN(c3ccccc3)CC2)c(NC(=O)C2CC2)c1
[d] O=C(Nc1nc(-c2ccc(Cl)cc2)cs1)c1cccnc1
Answer: b. C=C1c2cc(CC)ccc2NC(=O)N1c1ccc(C)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#}
C=C1c2cc(CC)ccc2NC(=O)N1c1ccc(C)cc1
C=C1c2cc(CC)ccc2NC(=O)N1c1ccc(C)cc1
[C][=C][C][=C][C][Branch1][Ring1][C][C][=C][C][=C][Ring1][Branch2][N][C][=Branch1][C][=O][N][Ring1][=N][C][=C][C][=C][Branch1][C][C][C][=C][Ring1][#Branch1]
6-ethyl-4-methylidene-3-(4-methylphenyl)-1H-quinazolin-2-one