C312322331333132212111133133313331333133112111113232233133313111111   >>    C31232233133313221211113313331333133313311211111323223313331311111   <<    C312322331333132212111133133313331333133112111113232233133313111113   >>      C312322331333132212111133133313331333133112111113232233133313111112   >>