C312322331333132212111133133313331323133313221211111211113312132211   >>    C31232233133313221211113313331333132313331322121111121111331213221   <<    C312322331333132212111133133313331323133313221211111211113312132213   >>      C312322331333132212111133133313331323133313221211111211113312132212   >>