['It', 'has', 'been', 'known', '[', '9,14,18,22', ']', 'that', 'the', 'fragmentation', 'processes', 'in', 'polyatomic', 'molecules', 'induced', 'by', 'an', 'intense', 'ultrafast', 'laser', 'field', 'can', 'sometimes', 'exhibit', 'sensitive', 'dependence', 'on', 'the', 'instantaneous', 'phase', 'characteristics', 'of', 'the', 'laser', 'field', '.']