Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a COc1ccccc1C(CCNCc1ccccc1)c1ccc(OC(C)C)cc1
b CC(C)NC[C@H](O)COc1cccc2[nH]ccc12
c O=C(NC1CC1)c1cccc(NC(=O)c2cn3ccccc3n2)c1
d Cc1nc2ccc3[nH]snc3c2n1
e O=c1c2sc(-c3ccccc3)cc2nc2n1CCCCC2
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}