C31231211111133131211113313331333132233133313331312111133132331321   >>    C3123121111113313121111331333133313223313331333131211113313233132   <<    C31231211111133131211113313331333132233133313331312111133132331323   >>      C31231211111133131211113313331333132233133313331312111133132331322   >>