Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a Cc1ccc(-c2cc(C(=O)NCCCn3ccnc3)c3cc(Br)ccc3n2)o1
b Cc1cc(C)nc(Sc2ccc(/C=C(\C#N)C(N)=O)o2)n1
c C=CCn1c(SCC(=O)N(CC)C2CCS(=O)(=O)C2)nc2sc3c(c2c1=O)CCC3
d Cc1c(C)c2ccc(OCC(=O)Nc3ccccc3C(N)=O)cc2oc1=O
Answer: b, c, 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}