C31231211111133131211113313331333133313331323132313331333133313331323232132321   >>    C3123121111113313121111331333133313331333132313231333133313331333132323213232   <<    C31231211111133131211113313331333133313331323132313331333133313331323232132323   >>      C31231211111133131211113313331333133313331323132313331333133313331323232132322   >>