C132233133112121111331333133313331333132322331333131133133112321   >>    C13223313311212111133133313331333133313232233133313113313311232   <<    C132233133112121111331333133313331333132322331333131133133112323   >>      C132233133112121111331333133313331333132322331333131133133112322   >>