Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (oral exposure)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any other words.
Options:
a: Cc1ccc(S(=O)(=O)OCCCl)cc1
b: CCOP(=S)(OCC)Oc1cc([N+](=O)[O-])c(Cl)cc1Cl
c: CC(C)(N)Cc1ccc(Cl)cc1
d: CCN(CC)CCNC(=O)COc1ccc(Cl)cc1
e: CC(=O)c1ccc(C(O)C(CO)NC(=O)C(Cl)Cl)cc1
Answer: e
Task: Please answer the multiple choice question.
Question: Which molecule has the highest {acute_toxicity__names__noun}?
Constraint: Even if you are {#uncertain|not sure!}, you must pick either {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}