C312322331333132212111133133313331333131133113313331333133313111321121   >>    C31232233133313221211113313331333133313113311331333133313331311132112   <<    C312322331333132212111133133313331333131133113313331333133313111321123   >>      C312322331333132212111133133313331333131133113313331333133313111321122   >>