B|-1--1--------1--1-----------------------1----1---1---1-1-1-----1---1---1-1-1----------------------------------------------------------------
J|------1-----------1-------1---1-1-1-1-1-----------------------------------------------------------------------------------------------------
H|----1-1---------1-1-------------------1-1----1-------1---1-----1-------1---1----------------------------------------------------------------
G|--------------------------1-----1---1-1------------------------------------1----------------------------------------------------------------
F|----1-----------1------------------------------------1-1---------------1-1------------------------------------------------------------------



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