Task: Answer the multiple choice question.
Query: Which compound exhibits a 1.389\% 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.) CCOC(=O)C1CCN(C(=O)CCNC(=O)Cn2cnc3ccccc3c2=O)CC1
b.) CCC(CC)COC(=O)C1=C(C)NC(=O)NC1c1cc(OC)ccc1OC
c.) CCN1CCN(CCC(=O)Nc2ccc(C)cc2)CC1.Cl
d.) CC(c1ccccc1)n1cnc2ccccc2c1=O
Answer: c. CCN1CCN(CCC(=O)Nc2ccc(C)cc2)CC1.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#}
CCN1CCN(CCC(=O)Nc2ccc(C)cc2)CC1.Cl
CCN1CCN(CCC(=O)Nc2ccc(C)cc2)CC1.Cl
3-(4-ethylpiperazin-1-yl)-N-(4-methylphenyl)propanamide;hydrochloride