Task: Answer the MCQ question.
Query: Which compound exhibits a 2.136\% 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 other words.
Options:
a. CC(=O)N1CCN(CC(=O)Nc2ccccc2Sc2ccccc2)CC1
b. O=C1CC(N2CCN(Cc3ccc4c(c3)OCO4)CC2)C(=O)N1Cc1ccc(N2CCCC2=O)cc1
c. CC1=C2C(CCS2(=O)=O)CC2(C1)C(=O)OC(C)(C)OC2=O
d. O=C(CC(=O)Nc1cccc(Cl)c1)N/N=C\c1ccccc1
Answer: d. O=C(CC(=O)Nc1cccc(Cl)c1)N/N=C\c1ccccc1
{#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#}
O=C(CC(=O)Nc1cccc(Cl)c1)N/N=C\c1ccccc1
O=C(CC(=O)Nc1cccc(Cl)c1)N/N=C\c1ccccc1
N'-[(Z)-benzylideneamino]-N-(3-chlorophenyl)propanediamide