Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) Cc1nc2c(=O)n(CC3(c4ccccc4)CC3)ccn2c1Br
(b) Fc1ccc(-c2[nH]c3cc(F)ccc3c2[C@H]2CCC[NH2+]C2)cc1
Answer: a, b
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}
3-bromo-2-methyl-7-[(1-phenylcyclopropyl)methyl]imidazo[1,2-a]pyrazin-8-one