C3132121111331312113313331333133313331311332113313331323232132321   >>    C313212111133131211331333133313331333131133211331333132323213232   <<    C3132121111331312113313331333133313331311332113313331323232132323   >>      C3132121111331312113313331333133313331311332113313331323232132322   >>