C312322331333132212111133133313331323133313221211111211113313111121131   >>    C31232233133313221211113313331333132313331322121111121111331311112113   <<    C312322331333132212111133133313331323133313221211111211113313111121133   >>      C312322331333132212111133133313331323133313221211111211113313111121132   >>