Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CC1(C)c2cc(C3CCN(CC4(O)CCOCC4)CC3)ccc2C(=O)c2c1[nH]c1cc(C#N)ccc21
b.) C[C@@](O)(c1ccccc1)[C@H]1C=CC([C@H](c2cc[n+](O)cc2)c2ccc(OC(F)F)c(OC(F)F)c2)=CN1
Answer: a
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}
8-[1-[(4-hydroxyoxan-4-yl)methyl]piperidin-4-yl]-6,6-dimethyl-11-oxo-5H-benzo[b]carbazole-3-carbonitrile