serotonin + butanoyl-CoA = N-butanoylserotonin + CoA + H(+)
serotonin + butanoyl-coa = n-butanoylserotonin + coa + h(+)
serotonin + butanoyl-CoA = N-butanoylserotonin + CoA + H(+)
serotonin + butanoyl-coa = n-butanoylserotonin + coa + h(+)