Problem statement: Answer the multiple choice question.
Query: Which drug has a -20.827\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) c1ccc(C(c2nnnn2Cc2cccs2)N2CCN(C3CCCC3)CC2)cc1
b.) Nc1nc(-c2cccnc2)nn1C(=O)CCc1ccccc1
Answer: a. c1ccc(C(c2nnnn2Cc2cccs2)N2CCN(C3CCCC3)CC2)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#}
c1ccc(C(c2nnnn2Cc2cccs2)N2CCN(C3CCCC3)CC2)cc1
c1ccc(C(c2nnnn2Cc2cccs2)N2CCN(C3CCCC3)CC2)cc1
1-cyclopentyl-4-[phenyl-[1-(thiophen-2-ylmethyl)tetrazol-5-yl]methyl]piperazine