C31321211111333132331211113313331333133313121211113313232132321   >>    C3132121111133313233121111331333133313331312121111331323213232   <<    C31321211111333132331211113313331333133313121211113313232132323   >>      C31321211111333132331211113313331333133313121211113313232132322   >>