C31232233133313221211113313331333132313331323331333133313111123313331333313221   >>    C3123223313331322121111331333133313231333132333133313331311112331333133331322   <<    C31232233133313221211113313331333132313331323331333133313111123313331333313223   >>      C31232233133313221211113313331333132313331323331333133313111123313331333313222   >>