Task: Answer the multiple-choice question.
Query: Which drug has a -19.895\% 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 CS(=O)(=O)Nc1ccc(C2=NN(C(=O)c3ccco3)C(c3ccco3)C2)cc1
b Cc1cc(=O)oc2c(C)c(OCC(=O)N3CCN(C(=O)C4COc5ccccc5O4)CC3)ccc12
c CN1CCN(C(=O)COc2ccc(S(=O)(=O)N(C)Cc3ccccc3)cc2)CC1
d Cc1ccccc1CC(=O)Nc1ccc(S(=O)(=O)N2CCOCC2)cc1
Answer: b. Cc1cc(=O)oc2c(C)c(OCC(=O)N3CCN(C(=O)C4COc5ccccc5O4)CC3)ccc12
{#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#}
Cc1cc(=O)oc2c(C)c(OCC(=O)N3CCN(C(=O)C4COc5ccccc5O4)CC3)ccc12
Cc1cc(=O)oc2c(C)c(OCC(=O)N3CCN(C(=O)C4COc5ccccc5O4)CC3)ccc12
7-[2-[4-(2,3-dihydro-1,4-benzodioxine-3-carbonyl)piperazin-1-yl]-2-oxoethoxy]-4,8-dimethylchromen-2-one