C1111121111331311211331333133313331323112113121111331322331122112321   >>    C111112111133131121133133313331333132311211312111133132233112211232   <<    C1111121111331311211331333133313331323112113121111331322331122112323   >>      C1111121111331311211331333133313331323112113121111331322331122112322   >>