Task: Please answer the multiple choice question.
Question: Which molecules are a 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: CC(C)c1cc(CNCCN2CC=C(c3ccc(Cl)c(Cl)c3)CC2)on1
b: CN(C)c1ccccc1CN1CCCN(Cc2ccccc2N(C)C)C1c1ccncc1
c: Cc1ncccc1-c1nc2cn(-c3ccccc3)nc2c(=O)n1C[C@H]1CCCN(C[C@H]2CCCO2)C1
d: COc1ccc(-c2ccc(C#Cc3cccc(C#Cc4ccc(-c5ccc(OC)cc5)cc4)[n+]3C)cc2)cc1
e: O=C(c1cccc(Cl)c1Cl)N(C1CCCC1)[C@H]1CCNC1
Answer: a, d
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-[4-(4-methoxyphenyl)phenyl]ethynyl]-1-methylpyridin-1-ium