Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 0.443\% 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. CN1CCN(CC(O)COc2ccccc2)CC1
b. Cc1cc(/C(N)=N/OC(=O)c2cccc(Cl)c2)no1
c. S=C(NCCc1ccccc1)N1CCCC1
d. O=C(c1cncc(Br)c1)N1CCN(S(=O)(=O)c2ccccc2C(F)(F)F)CC1
Answer: a. CN1CCN(CC(O)COc2ccccc2)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#}
CN1CCN(CC(O)COc2ccccc2)CC1
CN1CCN(CC(O)COc2ccccc2)CC1
1-(4-methylpiperazin-1-yl)-3-phenoxypropan-2-ol