Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a) COc1cc(C=Cc2nc3cc(C(F)(F)F)ccc3c(=O)[nH]2)ccc1-n1cnc(C)c1
b) COc1cc(C(C)=O)ccc1OCCCN1CCC(c2noc3ccccc23)CC1
c) Cn1c(CCCCCN2CC3C[C@]3(c3ccc(C(F)(F)F)cc3)C2)nnc1-c1ccc(F)cc1F
d) O=C1NCN(c2ccccc2)C12CCN(CCCC(c1ccc(F)cc1)c1ccc(F)cc1)CC2
e) C[n+]1c(C#CC2CCCCC2)cccc1C#CC1CCCCC1
Answer: a, b, c, d, e
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
2,6-bis(2-cyclohexylethynyl)-1-methylpyridin-1-ium