Task: Answer the MCQ question.
Query: Which compound exhibits a -4.546\% 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.) COc1cc2nc(N3CCN(c4cc(C)ccc4C)CC3)nc(N)c2cc1OC.Cl
b.) CN1CCN(C2=C(Cl)C(=O)N(Cc3ccccc3)C2=O)CC1
c.) CCCOc1ccc(S(=O)(=O)N2CCOCC2)cc1[N+](=O)[O-]
d.) CC1CCCN(c2nc3c(c(=O)n(C)c(=O)n3C)n2Cc2ccccc2)C1
Answer: b. CN1CCN(C2=C(Cl)C(=O)N(Cc3ccccc3)C2=O)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#}
CN1CCN(C2=C(Cl)C(=O)N(Cc3ccccc3)C2=O)CC1
CN1CCN(C2=C(Cl)C(=O)N(Cc3ccccc3)C2=O)CC1
[C][N][C][C][N][Branch2][Ring1][#Branch2][C][=C][Branch1][C][Cl][C][=Branch1][C][=O][N][Branch1][#Branch2][C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][Ring1][=C][=O][C][C][Ring2][Ring1][Branch1]
1-benzyl-3-chloro-4-(4-methylpiperazin-1-yl)pyrrole-2,5-dione