C132233133112121111331333133313331333131232233132313331333131122332321   >>    C13223313311212111133133313331333133313123223313231333133313112233232   <<    C132233133112121111331333133313331333131232233132313331333131122332323   >>      C132233133112121111331333133313331333131232233132313331333131122332322   >>