C232212111133133312331333133313121111331333133313231333133313221   >>    C23221211113313331233133313331312111133133313331323133313331322   <<    C232212111133133312331333133313121111331333133313231333133313223   >>      C232212111133133312331333133313121111331333133313231333133313222   >>