Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a -5.015\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CC(C)c1onc(C(=O)N2C(C)CCCC2C)c1[N+](=O)[O-]
[b] COc1ccc(C(CNC(=O)C(=O)Nc2ccc3c(c2)OCCO3)N2CCN(C)CC2)cc1
[c] COCCNC(=O)CN(C(=O)CCC(=O)Nc1ccccn1)c1ccc(F)cc1
[d] CCOC(=O)c1c(NC(=O)C(C)Sc2c[nH]c3ccccc23)sc2c1CCC2
Answer: b. COc1ccc(C(CNC(=O)C(=O)Nc2ccc3c(c2)OCCO3)N2CCN(C)CC2)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#}
COc1ccc(C(CNC(=O)C(=O)Nc2ccc3c(c2)OCCO3)N2CCN(C)CC2)cc1
COc1ccc(C(CNC(=O)C(=O)Nc2ccc3c(c2)OCCO3)N2CCN(C)CC2)cc1
N'-(2,3-dihydro-1,4-benzodioxin-6-yl)-N-[2-(4-methoxyphenyl)-2-(4-methylpiperazin-1-yl)ethyl]oxamide