Task: Answer the multiple-choice question.
Query: Which drug has a 3.287\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. c1ccc(CNC2=NCCS2)cc1
b. COc1cc(NC(=O)c2cc(C)nc3ccccc23)cc(OC)c1OC
c. O=C(O)c1ccc(N/N=C/c2cccc3nccnc23)cc1
d. CN1CCCC1CCNc1ccc2sc3ccccc3c(=O)c2c1
e. Cc1ccc(C)c(S(=O)(=O)N2CCN(C(=O)c3ccc(-n4cncn4)c([N+](=O)[O-])c3)CC2)c1
Answer: d. CN1CCCC1CCNc1ccc2sc3ccccc3c(=O)c2c1
{#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#}
CN1CCCC1CCNc1ccc2sc3ccccc3c(=O)c2c1
CN1CCCC1CCNc1ccc2sc3ccccc3c(=O)c2c1
2-[2-(1-methylpyrrolidin-2-yl)ethylamino]thioxanthen-9-one