Task: Answer the multiple choice question.
Query: Which drug exhibits a -2.742\% 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] CC(=O)Nc1ccc(S(=O)(=O)NCC2CCC(C(=O)N3CC(C)CC(C)C3)CC2)cc1
[b] CCOC(=O)c1ccc(NC(=O)c2c(C)[nH]c(C(=O)OCC)c2C)cc1
[c] CCOC(=O)c1csc(N/N=C2\CCc3ccccc32)n1
[d] Cc1ccc(NC(=O)c2nc[nH]c2C(=O)N2CCC(C)CC2)cc1
Answer: b. CCOC(=O)c1ccc(NC(=O)c2c(C)[nH]c(C(=O)OCC)c2C)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#}
CCOC(=O)c1ccc(NC(=O)c2c(C)[nH]c(C(=O)OCC)c2C)cc1
CCOC(=O)c1ccc(NC(=O)c2c(C)[nH]c(C(=O)OCC)c2C)cc1
ethyl 4-[(4-ethoxycarbonylphenyl)carbamoyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate