Task: Answer the MCQ question.
Question: Which drug has a 2.759\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CCn1c(CC(=O)Nc2ccccc2)nnc1SCC(=O)NC1=NCCS1
b: OCCC1CN(Cc2nc3c(s2)CCCC3)CCN1Cc1ccsc1
Answer: b. OCCC1CN(Cc2nc3c(s2)CCCC3)CCN1Cc1ccsc1
{#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#}
OCCC1CN(Cc2nc3c(s2)CCCC3)CCN1Cc1ccsc1
OCCC1CN(Cc2nc3c(s2)CCCC3)CCN1Cc1ccsc1
2-[4-(4,5,6,7-tetrahydro-1,3-benzothiazol-2-ylmethyl)-1-(thiophen-3-ylmethyl)piperazin-2-yl]ethanol