C312322331333132212111133133313331323133313233313133313113313133121   >>    C31232233133313221211113313331333132313331323331313331311331313312   <<    C312322331333132212111133133313331323133313233313133313113313133123   >>      C312322331333132212111133133313331323133313233313133313113313133122   >>