serotonin + octadecanoyl-CoA => N-octadecanoyl-serotonin + CoA + H(+)
serotonin + octadecanoyl-coa => n-octadecanoyl-serotonin + coa + h(+)
serotonin + octadecanoyl-CoA => N-octadecanoyl-serotonin + CoA + H(+)
serotonin + octadecanoyl-coa => n-octadecanoyl-serotonin + coa + h(+)