orotate(out) + nicotinate(in) <=> orotate(in) + nicotinate(out)
orotate(out) + nicotinate(in) <=> orotate(in) + nicotinate(out)
orotate(out) + nicotinate(in) <=> orotate(in) + nicotinate(out)
orotate(out) + nicotinate(in) <=> orotate(in) + nicotinate(out)