RE: spectrum "It failed but we found a way for it to pass". That looks like a risky endeavour, no?
"In April 2012, Spectrum announced that the Phase 3 trials did not meet their primary endpoint of a statistically significant difference in the rate of tumor recurrence at 2 years between treatment and placebo arms. However, analysis of the pooled data from both studies showed a statistically significant treatment effect in favor of apaziquone in the primary endpoint of the rate of tumor recurrence at 2 years...."