Problem statement: Answer the MCQ question.
Query: Which drug has a 20.619\% 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 COc1ccc(-c2nnc(SCC(=O)OC3CCCCC3)o2)cc1OC
b CN(C)C(=O)COC(=O)/C=C/c1ccccc1[N+](=O)[O-]
c CCc1cn([C@H]2C[C@H](O)[C@@H](CO)O2)c(=O)[nH]c1=O
d Cc1nn(-c2ccccc2)c(Cl)c1/C=N/Nc1nc2ccccc2[nH]1
Answer: b. CN(C)C(=O)COC(=O)/C=C/c1ccccc1[N+](=O)[O-]
{#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#}
CN(C)C(=O)COC(=O)/C=C/c1ccccc1[N+](=O)[O-]
CN(C)C(=O)COC(=O)/C=C/c1ccccc1[N+](=O)[O-]
[C][N][Branch1][C][C][C][=Branch1][C][=O][C][O][C][=Branch1][C][=O][/C][=C][/C][=C][C][=C][C][=C][Ring1][=Branch1][N+1][=Branch1][C][=O][O-1]
[2-(dimethylamino)-2-oxoethyl] (E)-3-(2-nitrophenyl)prop-2-enoate