C132233133112121111331333133313331333132322331333131121131333223331   >>    C13223313311212111133133313331333133313232233133313112113133322333   <<    C132233133112121111331333133313331333132322331333131121131333223333   >>      C132233133112121111331333133313331333132322331333131121131333223332   >>