C312322331333132212111133133313331333131133113313331333133313311211331322122321   >>    C31232233133313221211113313331333133313113311331333133313331331121133132212232   <<    C312322331333132212111133133313331333131133113313331333133313311211331322122323   >>      C312322331333132212111133133313331333131133113313331333133313311211331322122322   >>