C312322331333132212111133133313331323133313331333133313331333133313233313222211   >>    C31232233133313221211113313331333132313331333133313331333133313331323331322221   <<    C312322331333132212111133133313331323133313331333133313331333133313233313222213   >>      C312322331333132212111133133313331323133313331333133313331333133313233313222212   >>