Task: Answer the MCQ question.
Question: Which compound exhibits a 15.716\% 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 other words.
Options:
a: COc1ccc(C(=O)NCCCNC(=O)c2cnccn2)cc1
b: Cn1cnc(C(=O)N2CCN(C(=O)OC(C)(C)C)CC2)c1C(=O)N1CCN(C(=O)OC(C)(C)C)CC1
c: CCNC(=S)Nc1ccc(Cl)c(C(F)(F)F)c1
d: COc1ccc(Br)cc1/C=N/NC(=O)Cn1nnnc1N
Answer: b. Cn1cnc(C(=O)N2CCN(C(=O)OC(C)(C)C)CC2)c1C(=O)N1CCN(C(=O)OC(C)(C)C)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#}
Cn1cnc(C(=O)N2CCN(C(=O)OC(C)(C)C)CC2)c1C(=O)N1CCN(C(=O)OC(C)(C)C)CC1
Cn1cnc(C(=O)N2CCN(C(=O)OC(C)(C)C)CC2)c1C(=O)N1CCN(C(=O)OC(C)(C)C)CC1
tert-butyl 4-[1-methyl-5-[4-[(2-methylpropan-2-yl)oxycarbonyl]piperazine-1-carbonyl]imidazole-4-carbonyl]piperazine-1-carboxylate