Problem statement: Answer the MCQ question.
Query: Which compound has a 6.845\% 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. Cc1coc2c1c(C)cc1oc(=O)c(CC(=O)NCC(=O)N[C@H](C(=O)O)C(C)C)c(C)c12
b. COCCn1nnnc1CN(CCc1ccccc1)Cc1cc2cc(OC)ccc2[nH]c1=O
c. CCCc1[nH]nc2c1C1(CCOC1C)C(C#N)=C(N)O2
d. N/C(=N\OC(=O)COc1cc(Cl)c(Cl)cc1Cl)c1ccccn1
e. O=S1(=O)N=C(N/N=C/c2ccc(Br)o2)c2ccccc21
Answer: c. CCCc1[nH]nc2c1C1(CCOC1C)C(C#N)=C(N)O2
{#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#}
CCCc1[nH]nc2c1C1(CCOC1C)C(C#N)=C(N)O2
CCCc1[nH]nc2c1C1(CCOC1C)C(C#N)=C(N)O2
6-amino-2'-methyl-3-propylspiro[2H-pyrano[2,3-c]pyrazole-4,3'-oxolane]-5-carbonitrile