Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a -82.254\% 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: O=C(CN(Cc1ccco1)S(=O)(=O)c1ccccc1)N/N=C/c1ccccc1C(=O)O
b: CCCCCCN1C2=NCCN2c2ccccc21.Cl
c: COc1cccc(CNC(=O)C2CCC(CNS(=O)(=O)c3cccc4nsnc34)CC2)c1
d: CC(C)(C)NC(=O)NC(=O)CN1CCN(S(=O)(=O)c2ccccc2)CC1
Answer: b. CCCCCCN1C2=NCCN2c2ccccc21.Cl
{#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#}
CCCCCCN1C2=NCCN2c2ccccc21.Cl
CCCCCCN1C2=NCCN2c2ccccc21.Cl
4-hexyl-1,2-dihydroimidazo[1,2-a]benzimidazole;hydrochloride