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, b, c, d, or e without using any other words.
Options:
a: S=C(Nc1ccccn1)NC1CCCC1
b: CC(Cn1cnc2ccccc21)C(=O)O
c: O=C(Nc1ncccc1O)c1ccc(Oc2ccccc2)cc1
d: CCCCc1c(C)nc2ccccc2c1SCCC#N
e: COc1cc(OC)cc(C(=O)NCCCN2CCN(CCCNC(=O)c3cc(OC)cc(OC)c3)CC2)c1
Answer: d
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}