No later than [***] after the earliest achievement of each sales milestone event set forth below for a particular Collaboration Product, CStone will pay to Blueprint the corresponding sales milestone payment set forth below (the sales milestone events set forth in Table 10.2.2(a), Table 10.2.2(b), and Table 10.2.2(c) the “ Sales Milestone Events ” and the sales milestone payments set forth in Table 10.2.2(a), Table 10.2.2(b), and Table 10.2.2(c), the “ Sales Milestone Payments ”).  If in a given Calendar Year during the Term more than one of the Sales Milestone Events set forth in Table 10.2.2(a), Table 10.2.2(b), and Table 10.2.2(c) (as applicable) below is achieved, then CStone will pay to Blueprint a separate Sales Milestone Payment with respect to each such Sales Milestone Payment that is achieved for the first time in such Calendar Year.